OpenTechnical

OT-2026-000082597

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, sustained 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-2026-000082597) never changes.

Identity and time

Publication numberOT-2026-000082597 · never reused
Internal UUID01a0ae97-8cc8-7d0e-96c6-fee11d8b23b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082597
StatusPUBLIC

Content hashes

Canonical text54e67f41b2b1a2c628eec50b5a4b61b167821f0753db8b10b473c0f1e5193352
Markdown3a06932630873d4b7f6e863eff8c91e1b47f53ac81609e3ac5d29193026c122f
PDF
Publication page2dcc620a787cfc9f514dda1b4ec60a17372ed45c74c02e1b2ad21a8b5df82cd7
Manifestf9de1a4928eba5a73cd07af5a45a2d08e8d8b0fc0a6bcb691e7b674d7c5306d5

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
SignatureKYDRtxhF9+pgmT4RrPdQkDLqFi8OMWPkattUEjpywcTjshUDnXu533D0rIaiFn1yE9o9H30WDrd8GwkYyp7CAA==
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

2026-09-17T09:58:02.426211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082597
observed 2dcc620a787cfc9f514dda1b4ec60a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.410702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082597/manifest.json
observed f9de1a4928eba5a73cd07af5a45a2d08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.396424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082597/publication.md
observed 3a06932630873d4b7f6e863eff8c91e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.379793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082597/publication.txt
observed 54e67f41b2b1a2c628eec50b5a4b61b1...
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.