OpenTechnical

OT-2026-000009247

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000009247) never changes.

Identity and time

Publication numberOT-2026-000009247 · never reused
Internal UUID01a0ae6b-31b9-73a8-8193-db362ab6f835 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009247
StatusPUBLIC

Content hashes

Canonical text63842f44d05361220aa665fc14d3599dd3994861031b15931cbdd226a4ca53c6
Markdownc4a4e75cbe99825ea0dc276419581917fcd520ea1fe3134723b8265deb0cea9a
PDF
Publication page5c7027c85159571df726456c3fe37f7f205ce885f16cfadf3863736a192dfd56
Manifest0ca551560150f53e7700c626364a0ad6be12118002778c2edb9655c7579e410b

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
SignaturepqVsVPs5DyuEk5dbgdbTvlXsKEUB4dytAPXUqauMH/ecwlI1BaknBDRAxwAN8AH2yPhvI/hr/GvDVcUawWA1Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:59.104801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009247
observed 5c7027c85159571df726456c3fe37f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.085950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009247/manifest.json
observed 0ca551560150f53e7700c626364a0ad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.066993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009247/publication.md
observed c4a4e75cbe99825ea0dc276419581917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.048133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009247/publication.txt
observed 63842f44d05361220aa665fc14d3599d...
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.