OpenTechnical

OT-2026-000027798

Publication integrity record

Six pad foam vacuum gripper, 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-2026-000027798) never changes.

Identity and time

Publication numberOT-2026-000027798 · never reused
Internal UUID01a0ae72-a4a4-759a-8b87-a16c947e98b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027798
StatusPUBLIC

Content hashes

Canonical text9e77614f061d9cb9b7e0d30f5c65f524582e83cb153f819f6bfcb8dc5d966685
Markdown44c9d5b30cad4796e2f66d18fe032337d637bcc573effcee9b08e7958a751246
PDF
Publication pageb2e1d7b39e71d397f8ca96fe1602269f14de0043294e9756c559a1f0c729920c
Manifestbfaa925ac3080b1d4ecf5d2679a62d5ba11971bd1e568e46ea861e0b246b34c4

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
SignaturefxThRU0fZPnM8ZVNG0vYro5xzQa/cvhkhIWJwLQ0hmsXU/PKAw5lQQc57/ZODceWXzjPdN99QvBeYUvZbaBcDw==
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

2026-09-17T11:41:50.725753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027798
observed b2e1d7b39e71d397f8ca96fe1602269f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:50.706640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027798/manifest.json
observed bfaa925ac3080b1d4ecf5d2679a62d5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:50.691246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027798/publication.md
observed 44c9d5b30cad4796e2f66d18fe032337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:50.672106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027798/publication.txt
observed 9e77614f061d9cb9b7e0d30f5c65f524...
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.