OpenTechnical

OT-2026-000034836

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000034836) never changes.

Identity and time

Publication numberOT-2026-000034836 · never reused
Internal UUID01a0ae76-1ed3-7388-a5fe-4504b1c1de61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034836
StatusPUBLIC

Content hashes

Canonical text414cadcc1c2a30b871310813f71bfe55cd429cfcc9ff99b24e2229a2a63370ed
Markdown0631f703e20a6ba832f9945de3efec836ea25ffb8682303d17b75f8e063c063b
PDF
Publication page92a2bc92304d370090a96cfbeb16aa46f6c74f9e102003e61d2a6ab143f0deef
Manifestb60b7e0a091df72052e5fbc3906ab854ed5c27d5a4268dcaa258a11e74848baf

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureagclxi7/bDBe6LBmrCHFZeRtBnU2VrRSzJgE1jlMUzyEVYXMI/u2bcsTeaKUUEaxaHmV5KKIjm10TM9/YTMNCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:28.521102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034836
observed 92a2bc92304d370090a96cfbeb16aa46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.498150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034836/manifest.json
observed b60b7e0a091df72052e5fbc3906ab854...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.477468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034836/publication.md
observed 0631f703e20a6ba832f9945de3efec83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.460565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034836/publication.txt
observed 414cadcc1c2a30b871310813f71bfe55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:49.575156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034836
observed 92a2bc92304d370090a96cfbeb16aa46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:49.557713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034836/manifest.json
observed b60b7e0a091df72052e5fbc3906ab854...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:49.536384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034836/publication.md
observed 0631f703e20a6ba832f9945de3efec83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:49.517228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034836/publication.txt
observed 414cadcc1c2a30b871310813f71bfe55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.