OpenTechnical

OT-2026-000087356

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000087356) never changes.

Identity and time

Publication numberOT-2026-000087356 · never reused
Internal UUID01a0ae9a-cd4f-7efc-85e9-5a1f46531c79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087356
StatusPUBLIC

Content hashes

Canonical text51948d13ac8fdd01fbfd9968690a6a5fc48b66dd1c2dce6b52c1b46ed11c08e0
Markdownde5963e2e31a5e237192ac5c3a43e52ccbad69c972476f09063b1e9af6e7ba37
PDF
Publication page98f280951cde681da23adf1be6d58b178ca4a6121ddb866f0596c59a971a2fe7
Manifest7d4bdc73d993c744eb681b92ff52c156b09e473f568c27eafb68574747ae9d51

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
SignatureYLM49E9tROmXV74AWH0a7zvF6ClIvZeldwi0hHcq9dtnkGEL357LmEvVPGpIc2PUz/5MfNj2Xj8mCLCz+SrqBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:31.873590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087356
observed 98f280951cde681da23adf1be6d58b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.872834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087356
observed 98f280951cde681da23adf1be6d58b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.855752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087356/manifest.json
observed 7d4bdc73d993c744eb681b92ff52c156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.855677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087356/manifest.json
observed 7d4bdc73d993c744eb681b92ff52c156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.838532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087356/publication.md
observed de5963e2e31a5e237192ac5c3a43e52c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.836775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087356/publication.md
observed de5963e2e31a5e237192ac5c3a43e52c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.819231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087356/publication.txt
observed 51948d13ac8fdd01fbfd9968690a6a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.817846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087356/publication.txt
observed 51948d13ac8fdd01fbfd9968690a6a5f...
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.