OpenTechnical

OT-2026-000098477

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000098477) never changes.

Identity and time

Publication numberOT-2026-000098477 · never reused
Internal UUID01a0aea1-e966-77c6-b9f8-19036780242b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098477
StatusPUBLIC

Content hashes

Canonical text16e63b36a0ee4b02ff179bc9326f566f6ae6ea7c23f7e20494494f4e77d5a253
Markdown355f0721a64a7f6baec223f6a7cd7feb70dd5ddcdbd49c1ceffef4369778e6ed
PDF
Publication paged9cbabf742f066665e93a0173b528c142183775256d1e9096c906debc22dbfbe
Manifest6f07fc283da2155a8c4f69aa2473b6bc6c4918fdd80a4b1446c00c9994a1d7ed

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
SignatureE5owFoaycvn8/amPsNcQu43qFRO7qWQyaGAemR8UO3qzb16h2JNt6IovdLnd9XRZH1Bt9HugEZyIHJUwXlbuCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:20.566176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098477
observed d9cbabf742f066665e93a0173b528c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:20.544246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098477/manifest.json
observed 6f07fc283da2155a8c4f69aa2473b6bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:20.526811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098477/publication.md
observed 355f0721a64a7f6baec223f6a7cd7feb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:20.510134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098477/publication.txt
observed 16e63b36a0ee4b02ff179bc9326f566f...
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.