OpenTechnical

OT-2026-000088633

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum 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-2026-000088633) never changes.

Identity and time

Publication numberOT-2026-000088633 · never reused
Internal UUID01a0ae9b-8f0f-7e75-ad1c-8fd12b2ad73a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088633
StatusPUBLIC

Content hashes

Canonical text52d04f49f624ffe5c595bd7efd5953e5a78cc14b9980f73f440cbe9d4c4862dc
Markdownfe8339ea7682006415e8b4cf970ad0889bdc9ed96e3d63879df10a2cd50c16f8
PDF
Publication page936b4f73bb8e0370339ae2a8d63cfb4d951badf9eb928e6622e9500cf288568b
Manifest87973e894582654ff7e54a889b0fc3cc16f2c874d9227617d2905b48a3a31388

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
SignaturegSCSCilDNbQRb6RQWG5yskZc0V93Z+l1wMUYCyC9gGp/0MmZbW1OkhjSyt+nYlL3+gM2VaxEFU555WssnHKRBA==
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

2026-09-17T09:47:50.681005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088633
observed 936b4f73bb8e0370339ae2a8d63cfb4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.664977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088633/manifest.json
observed 87973e894582654ff7e54a889b0fc3cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.647611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088633/publication.md
observed fe8339ea7682006415e8b4cf970ad088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.629812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088633/publication.txt
observed 52d04f49f624ffe5c595bd7efd5953e5...
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.