OpenTechnical

OT-2026-000064988

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000064988) never changes.

Identity and time

Publication numberOT-2026-000064988 · never reused
Internal UUID01a0ae8d-debe-7f17-901e-0f8018086850 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064988
StatusPUBLIC

Content hashes

Canonical text15877697d1f5d1fc022dd8688e28c33a57a25c813f66696a7fd3f5e4e4fa949c
Markdown5450d353d6a2c69853ddff482e30b595110f2c44e39f8b6f71f0339efb610b34
PDF
Publication page1f3bf53d5b22274c6bd6e949cb8350bd677956b18cb8d95a592c2b2bc0a0e09b
Manifestc1eea055957c77a48caf790ffc88129146270ae39410e824e00e7fbea6c60b52

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
SignaturecEqRmVVYrWeEFWeLfXGFTtYR63HdikWnkHISaQwrt9PYSRZZzotQ2N1a+A6QD+HbBYJa4UutbN4bpmVbfDEmCg==
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

2026-09-17T10:35:56.308463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064988
observed 1f3bf53d5b22274c6bd6e949cb8350bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.290595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064988/manifest.json
observed c1eea055957c77a48caf790ffc881291...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.273641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064988/publication.md
observed 5450d353d6a2c69853ddff482e30b595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.256722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064988/publication.txt
observed 15877697d1f5d1fc022dd8688e28c33a...
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.