OpenTechnical

OT-2026-000083890

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000083890) never changes.

Identity and time

Publication numberOT-2026-000083890 · never reused
Internal UUID01a0ae98-0418-70cc-8a8f-896f1e5e3e19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083890
StatusPUBLIC

Content hashes

Canonical textd2ae27a4a6922f007b4d03850439b21fdf1599cac63a55a7938bc2b1b9963f05
Markdown13dcbb08cdcec6cfb74cc53865ed0068015dde800d98513c650dde132adf9ff7
PDF
Publication pagea8974d08ffba4cb66caae84d6bedadb71bc7edce46acd9dc2a6a733cc7175b76
Manifest1d158a42f4ed275ea7b90080ffae620c8fc7a6e4ac7ec2b9bb3432555f16530e

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
SignaturedQ9DmPmA+9zZhPGjw52t1uGBU9oga6hMSEJC21N4O3ZargIA4Y2M6MsUKNWXYLoUOYHS0BT5vEfzjFlUz9wvDw==
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

2026-09-17T10:00:21.633172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083890
observed a8974d08ffba4cb66caae84d6bedadb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:21.606261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083890/manifest.json
observed 1d158a42f4ed275ea7b90080ffae620c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:21.581721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083890/publication.md
observed 13dcbb08cdcec6cfb74cc53865ed0068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:21.562505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083890/publication.txt
observed d2ae27a4a6922f007b4d03850439b21f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:33.403927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083890
observed a8974d08ffba4cb66caae84d6bedadb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:33.387836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083890/manifest.json
observed 1d158a42f4ed275ea7b90080ffae620c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:33.371648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083890/publication.md
observed 13dcbb08cdcec6cfb74cc53865ed0068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:33.354528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083890/publication.txt
observed d2ae27a4a6922f007b4d03850439b21f...
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.