OpenTechnical

OT-2026-000068868

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000068868) never changes.

Identity and time

Publication numberOT-2026-000068868 · never reused
Internal UUID01a0ae90-6dcc-717c-afc8-0ce12dd35c05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068868
StatusPUBLIC

Content hashes

Canonical text52712cbedd5c26c5ea9916ef29dd941fbda256490a95e191d22b5eb23d2c1974
Markdown7d0dd470b8a0b9da0397470501c52102443700cca37a793834aa21c5e98f3b24
PDF
Publication pagede12ac8a1ff517972336838a0c2dcec4fee6ad42d1bae6ad58cb26a4b193cbbe
Manifest0bda0602cf97f76ed2d740485c03e4e8ee299f1969c6d79c1cc9c01d7ce6e56c

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
SignatureGiB2F61V3GEUOMQI0FSexkiNSbdtwu2+EAL/rZBtkxhG0+3ghWQnzyzJRVZMf1Qxjh/6d4w5EqzI0mIyACuFCw==
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

2026-09-17T10:28:41.014319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068868
observed de12ac8a1ff517972336838a0c2dcec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.998467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068868/manifest.json
observed 0bda0602cf97f76ed2d740485c03e4e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.980865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068868/publication.md
observed 7d0dd470b8a0b9da0397470501c52102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.962571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068868/publication.txt
observed 52712cbedd5c26c5ea9916ef29dd941f...
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.