OpenTechnical

OT-2026-000044543

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000044543) never changes.

Identity and time

Publication numberOT-2026-000044543 · never reused
Internal UUID01a0ae7c-39d9-7cd4-b50f-bf08740b4dc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044543
StatusPUBLIC

Content hashes

Canonical text60a50004b9bf2e99e3e3519aa29e5ae5993ad406e539e00c16216948b5ae960d
Markdownb4603c56c0092b2c471aeb4b25419c6737016da4e6e3deb16ff5681e39c2c851
PDF
Publication page655549bc1830656d306827f32c2e1f377a1f69b55651ee1151beea4b839b1249
Manifest607d9979596c1004b4a64477bddf9be7533c75b498718595abcb5f48eaad556f

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
SignatureyizRwidwbfOzJu5o3zw+thgCbLw05LRqLAO6vWU1DlB1GqmrhtQvWxqnX9ymWgLD0p64JcSV3g4rsFsZoXccDw==
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

2026-09-17T11:11:43.755310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044543
observed 655549bc1830656d306827f32c2e1f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:43.737942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044543/manifest.json
observed 607d9979596c1004b4a64477bddf9be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:43.719972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044543/publication.md
observed b4603c56c0092b2c471aeb4b25419c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:43.701419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044543/publication.txt
observed 60a50004b9bf2e99e3e3519aa29e5ae5...
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.