OpenTechnical

OT-2026-000040866

Publication integrity record

Foam pad vacuum gripper, pump fed, sustained blow-off after set-down

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-2026-000040866) never changes.

Identity and time

Publication numberOT-2026-000040866 · never reused
Internal UUID01a0ae79-6d10-7a56-ad80-f3bbc6eff543 · 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-2026-000040866
StatusPUBLIC

Content hashes

Canonical text2fd4c96dd439f5f00f983256d16072437d62cbdad0e1317e1bdc3bb4a149c377
Markdownf05e340b33dcda291b5becb0ad3e546c7fb3ffc4767c683e4019d36a97a7a9ec
PDF
Publication page7845666f78c533cb9776de374d1e7f54b4cea776dfd7d6db758c16db4a6095c4
Manifestce6a626ce463eaf0dbacc4c8ec702edcd838a9fab41310db2729796e2e8d40a4

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
SignatureNX9zuZzd/If32rVLkUrzHeWhrgtNH3u3OxaBZ+9OC5kOCBov/6ijrSwie+bWSmp2e0Q5Z93gvlnBMpFYpnifDA==
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

2026-09-17T11:20:13.343296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040866
observed 7845666f78c533cb9776de374d1e7f54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.323651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040866/manifest.json
observed ce6a626ce463eaf0dbacc4c8ec702edc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.304713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040866/publication.md
observed f05e340b33dcda291b5becb0ad3e546c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.288350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040866/publication.txt
observed 2fd4c96dd439f5f00f983256d1607243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.333952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040866
observed 7845666f78c533cb9776de374d1e7f54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.315935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040866/manifest.json
observed ce6a626ce463eaf0dbacc4c8ec702edc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.298014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040866/publication.md
observed f05e340b33dcda291b5becb0ad3e546c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.280767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040866/publication.txt
observed 2fd4c96dd439f5f00f983256d1607243...
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.