OpenTechnical

OT-2026-000006786

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, three stage ejector, plastic cups, three fold

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-2026-000006786) never changes.

Identity and time

Publication numberOT-2026-000006786 · never reused
Internal UUID01a0a967-5b11-7da6-84ee-521ca0f02ddf · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:48:38.163979Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006786
StatusPUBLIC

Content hashes

Canonical text1dd7ed2eb68d1b54bc363d982be5cfc2a757b851eae09f471341ea91688c8e1a
Markdownc189d5791044dfbeb3e66127ea465ef6e614f6b30a06d2b45aeddae90a4a1767
PDF
Publication page00029976fd07f95ce701c1a654f01caed6a23cbd8ce6ae1788056567344c5ba4
Manifest8b8a87f8f2c7ae8dc5eef36d288dbca1b0f1bd0025e70f12be6c46ff40f33daa

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
SignaturenRuWuxZjbaaCUlDA41229OoD2q7NC7CjyeOmOPkNAdhGBzKO9RjaI2ex1MVllfVfcmvlpDyuigS62BVnYSlyAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:06.489645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006786
observed 00029976fd07f95ce701c1a654f01cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:06.476812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006786/manifest.json
observed 8b8a87f8f2c7ae8dc5eef36d288dbca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:06.463634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006786/publication.md
observed c189d5791044dfbeb3e66127ea465ef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:06.452265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006786/publication.txt
observed 1dd7ed2eb68d1b54bc363d982be5cfc2...
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.