OpenTechnical

OT-2026-000011284

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, vented after set-down

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-2026-000011284) never changes.

Identity and time

Publication numberOT-2026-000011284 · never reused
Internal UUID01a0ae6c-5410-7a0c-819f-5ec0b54cb581 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011284
StatusPUBLIC

Content hashes

Canonical text99f8873b9be32aa3251603e873f432101bbdccadfb10b4f478806baf204325aa
Markdownde36e0c3c24dfbbf0515e05d48fde7be1bc6f84df27326882e7b9cc305d261a2
PDF
Publication page601b96113f5455504efe528080a1474f6c2ea4912eb15e7269d505d1b3589095
Manifestfe5d2b74c4057a4563c6b0d2e26785be73ed32f0c55de39cf98f56e6ed77ddb2

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
SignatureTKEp+jVn5DulLIB1tPIL3pmDTg74J/XTgnzulgcCD9pC2aCpF4ef75P7KwdMjZx4rh5bJOquQg+q2aBrYNGeCA==
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

2026-09-17T12:13:32.331370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011284
observed 601b96113f5455504efe528080a1474f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:32.313783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011284/manifest.json
observed fe5d2b74c4057a4563c6b0d2e26785be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:32.295420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011284/publication.md
observed de36e0c3c24dfbbf0515e05d48fde7be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:32.278154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011284/publication.txt
observed 99f8873b9be32aa3251603e873f43210...
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.