OpenTechnical

OT-2026-000009224

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000009224) never changes.

Identity and time

Publication numberOT-2026-000009224 · never reused
Internal UUID01a0ae6b-31b9-7ba3-822f-d08557f6cc70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009224
StatusPUBLIC

Content hashes

Canonical text3c8be225abdc895f5eb249297078b2089ff62ba49e6cdd224218527d544c570c
Markdown17c5d38f2dcb68504bb240588c6941f5fa30097c6564c41c9ea6054d73715fd4
PDF
Publication pageb381082a934fae1df780d4f5e9df4db48b673182c3c57b89f4effa3b9782abc8
Manifest3ec4f96bce3a7de2e47f59895c65fe5060126b771f66ca3b4b339c745cddb8cc

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
Signature0vJtetM3s9q0LOP1ur/RuXktKdtcPYDQgOTE6Me2+HLgjxq6zo1kbdVrSbkPsHlW/3AhY5ueCxrF5Y0Kqz1ODg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:57.225950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009224
observed b381082a934fae1df780d4f5e9df4db4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.206843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009224/manifest.json
observed 3ec4f96bce3a7de2e47f59895c65fe50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.187914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009224/publication.md
observed 17c5d38f2dcb68504bb240588c6941f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.167616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009224/publication.txt
observed 3c8be225abdc895f5eb249297078b208...
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.