OpenTechnical

OT-2026-000040859

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000040859) never changes.

Identity and time

Publication numberOT-2026-000040859 · never reused
Internal UUID01a0ae79-6d10-7891-8787-e21c4caf5989 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040859
StatusPUBLIC

Content hashes

Canonical text69552a15c5e34fac1c8ba62f1c5c959f0ceb5192892e93a5f0dcf6e2f0d67ec9
Markdown06d0a8225f831ab3f107818be2aafb30ccf6fafce419551e6bd86bc90a7f7596
PDF
Publication page107f89f49e196d2ab7fa9a0b77912dc2c36db638dd701c45f24dd867e904d433
Manifest27ec3ba70ffccd01172dd0a6f5343726f66ceb0bde6e1b2f8d6d72401a4da70c

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
SignaturesXOAb2kO9rCXnquQF47Dk0KlB97CeLJ5l5nC0jeirV3q566NWSJTR6rp3MRBZ9rWlgRebgvlbRvfDnviN1DBAQ==
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

2026-09-17T11:20:12.810925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040859
observed 107f89f49e196d2ab7fa9a0b77912dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.791909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040859/manifest.json
observed 27ec3ba70ffccd01172dd0a6f5343726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.773357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040859/publication.md
observed 06d0a8225f831ab3f107818be2aafb30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.755453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040859/publication.txt
observed 69552a15c5e34fac1c8ba62f1c5c959f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.764564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040859
observed 107f89f49e196d2ab7fa9a0b77912dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.746042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040859/manifest.json
observed 27ec3ba70ffccd01172dd0a6f5343726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.729921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040859/publication.md
observed 06d0a8225f831ab3f107818be2aafb30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.712616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040859/publication.txt
observed 69552a15c5e34fac1c8ba62f1c5c959f...
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.