OpenTechnical

OT-2026-000080730

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000080730) never changes.

Identity and time

Publication numberOT-2026-000080730 · never reused
Internal UUID01a0ae96-b973-7d6f-9d2d-bab52637f94c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080730
StatusPUBLIC

Content hashes

Canonical texted127359defa7ccbb29ce0789ac5209d83907714611d73e6597202e312b6786f
Markdown88686dc48777f4e3b577661cdcef2155a4bfb48356da033791db659d0dc0a314
PDF
Publication page1d368c530db5bc4b56cb2c63a4d4d2eef653209f61ab7fc2a7a66aa54611fcd3
Manifest030cf624c217e866ba03a02dd4c574f3ef2669e837bf6a46557ab2774a877943

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
Signature+i9tW5xP+BdVIaXU7+DWOtA1prYTglrWcCmvEV3dNlfLBo7BmWani2eqM2O7orKwycfW94sTZLJ01qjd9/c1Aw==
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

2026-09-17T10:01:46.240423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080730
observed 1d368c530db5bc4b56cb2c63a4d4d2ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:46.218681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080730/manifest.json
observed 030cf624c217e866ba03a02dd4c574f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:46.199251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080730/publication.md
observed 88686dc48777f4e3b577661cdcef2155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:46.177154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080730/publication.txt
observed ed127359defa7ccbb29ce0789ac5209d...
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.